Eaton/Fuller Transmission Control Module (TCM) 2008-2020: OEM 4306455

Dependable Transmission Control for Eaton/Fuller Systems

What Is It?

The Eaton/Fuller Transmission Control Module (OEM 4306455) is the central electronic unit that manages shifting logic and clutch coordination in Eaton automated manual transmissions. Designed for model years 2008 through 2020, this OEM TCM helps ensure smooth, precise gear changes and efficient transmission behavior.

Why Choose OEM 4306455?

This TCM is built to Eaton’s original engineering specifications, making it a reliable choice for restoring proper transmission functionality. OEM-grade compatibility eliminates communication issues and helps reduce diagnostic errors and shifting delays commonly caused by non-OEM alternatives.

Key Benefits

✅ Exact Compatibility: Engineered for Eaton/Fuller automated transmissions (2008–2020)
✅ Factory-Calibrated Logic: Supports accurate shift timing and clutch coordination
✅ Plug-and-Play Installation: Fits directly with existing harnesses and mounting points
✅ Durable Design: Built to withstand heat, vibration, and harsh driving environments
✅ Restores Shift Functionality: Helps reduce fault codes and erratic gear behavior

Applications

The OEM 4306455 TCM is designed for Eaton/Fuller transmissions commonly found in medium- and heavy-duty trucks from 2008 to 2020. It supports a wide range of on-highway and vocational applications where dependable shifting and drivetrain control are essential to vehicle uptime.

Installation Notes

Professional installation is recommended. Ensure connectors are clean and secure before swapping the module. In many cases, the vehicle’s system may require reprogramming or a diagnostic scan to recognize the new TCM and reset fault codes. Always follow OEM service guidelines for optimal results.

Final Thoughts

The Eaton/Fuller Transmission Control Module OEM 4306455 is a smart solution for restoring proper electronic control to your transmission. With its OEM design and proven compatibility, it ensures smooth shifting, reduced downtime, and reliable operation for years to come.